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License & Identifications

A medical license is required for a doctor to practice medicine in a particular state. Requirements vary by state but most require, at a minimum, post-graduate training in the doctor’s specific specialty. An NPI number is a national identifier unique to an individual health care provider and is managed by the Center for Medicare & Medicaid Services (CMS).

Learn more about Dr. John Koetsier:

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Patient Reviews

Patient comments (0)

The overall average patient rating of Dr. John Koetsier is Excellent. Dr. Koetsier has been reviewed by 1 patients who have provided 0 comments. The rating is 5 out of 5 stars.

Specialties & Research

Dr. John Koetsier, MD is board certified in Pediatrics.

Education & Awards

Dr. Koetsier graduated from Wayne State University, Detroit.


Dr. Koetsier has 14 hospital affiliations:

  • St Mary's Mercy Medical Center 
  • Spectrum Health Medical Center 

> > > > Dr. John Koetsier, MD

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Additional Information
Dr. John Martin Koetsier MD is a male Pediatrician, has 38 years of experience and practices in Pediatrics.
Where does Dr. John M. Koetsier practice?
Dr. John Koetsier has 1 office location.
Dr. John Koetsier practices Pediatrics near Grand Rapids, MI.
See Grand Rapids Pediatricians.